power, more ability, the ability to actually issue search warrant and you have an enormous amount of information coming with that. you have the creative of the ad, what the ads look like, who the ads were targeted to and all kinds of other information to really help us understand, you know, how effective these ads were. >> yeah. for folks not big tech gurus or facebook users, people know what you see. that's the front end. a lot of this goes to the back end, right? data, meta data, any information that might have identifying aspects to it. based on your tech expertise, i mean, deepa, do you think this is the kind of information to give mueller clues he wouldn't be able to get from anyone other than facebook? >> absolutely. i mean, only facebook has copies of the ads themselves. only they know or who the buyers are and able to match that with the ad copy. they have access to the -- you know, to the reach of a